Configured for dual-node power distribution in TDC 3000 LCN systems, the Honeywell 51401497-100 (51401469-100 PCB Assembly) power supply module provides direct electrical execution for two independent control nodes.
Hardware Specifications
Parameter
Specification
Model
51401497-100 (PCB Assembly 51401469-100)
Brand
Honeywell
Origin
Honeywell TDC 3000 / LCN system family
Weight
~4.8 lbs (housing dependent)
Dimensions
Not specified in provided data
Operating Temp
Industrial ambient range (standard Honeywell spec)
Power Consumption
Dual-node supply, consumption varies with load
Core Function
Provides regulated DC power for two control nodes
Protection
Over-voltage protection, anti-interference design
Adjustment
Voltage margin switch (High, Normal, Low)
4-20 mA HART Loop Protocol
The module integrates with Honeywell process control environments where 4-20 mA HART loop protocol is standard. This ensures compatibility with distributed control instrumentation, enabling diagnostic signaling while maintaining primary current loop integrity. Channel-to-channel isolation is preserved to prevent interference between dual-node outputs.
Frequently Asked Questions
Q: Does the 51401497-100 support hot-swap installation? A: No, removal or insertion under live load is not recommended due to dual-node supply risk.
Q: What is the backplane current load impact? A: The module draws current proportional to dual-node demand; installation requires verifying chassis bus capacity.
Q: How does redundancy switching behave? A: In redundant configurations, switchover delay is minimal, but dependent on system backplane design and node synchronization.
Field Installation Guidelines
Ensure chassis backplane slots are free of debris before insertion.
Engage PCB edge connectors fully to avoid partial contact.
Connect shielding layers to ground at a single point to minimize interference.
Maintain clearance for passive convection cooling.
Verify voltage margin switch position (High, Normal, Low) before energizing system.
